I'll start off by saying that part of the play that you're experiencing has a bit to do with the bolt on feature vs. a welded on jack; bolted on jacks are going to have a bit more play on them, but there are some features in jacks that you can look for that will lessen the play/wiggle you're experiencing. First, choosing a top wind jack over a side wind jack will help reduce some of the movement when you're winding/unwinding. Second, a strong pull pin that locks the jack into position... view full answer...
The Trailair Air Ride 5th Wheel Pin Box # LC158778 referenced in your question is an upgraded pin box that is designed to replace the Lippert 1621 pin box like what you have. This will work great on your trailer and provide you with much improved handling and a nice, cushioned ride.
This does indeed have a higher 21,000 pound weight capacity when compared to the standard pin box that it is replacing. With this in mind, you will still need to follow the trailer's original weight rating... view full answer...
Although towing a trailer behind a trailer, even a 5th wheel, is permissible to do in some states, you will need to check the laws of any states you are traveling through to make sure that the laws allow it. We don't recommend towing in this manner as it can lead to many different complications, but we do realize that it is done.
One of the most popular RV trailer hitches that we have is the Curt RV Bumper Trailer Hitch Receiver # E-100. This is trailer hitch has a 2" hitch receiver that... view full answer...
Yes we do have replacement Furrion monitors that will work with the Furrion camera you have at the rear of your 2019 356QB Forest River Hemisphere like with the 7 inch part # FR47FR. Then to add side cameras you'd just need the kit part # FCE48TASL which comes with cameras for both sides of the RV. view full answer...
Thanks for the pictures of the axle information!
Based on the information you provided your axle uses the following components:
Inner bearing # 25580
Inner race # 25520
Outer bearing # LM67048
Outer race # LM67010
Grease Seal # GS-2250DL
All of these components are included in the Bearing Kit # BK3-300 you were looking at.
I included a video of the # BK3-300 for you to take a look at. view full answer...
I recommend going with the Adco RV Cover w/Tyre Gards for 5th Wheel Trailer # 290-34858 which is an All-Climate + Wind - Tyvek cover that is compatible with 5th wheel RVs that are 40 feet - 44 feet long. As long as the 42 feet that you measured includes the bumper, spare tire and ladder (but excludes the hitch) then this is the perfect fit for you.
When manufacturers make covers for trailers they do take into account rooftop accessories like your A/C units and vents so you will not need... view full answer...